code: def remove_file_if_exists(path):
      try:
          os.remove(path)
      except FileNotFoundError:
          pass
  
file_path: mars/benchmarks/tpch/gen_data.py
imports: import os
  import argparse
  import shutil
  import subprocess
  from multiprocessing import Pool, set_start_method
  import pyarrow.parquet
  from loader import load_customer, load_lineitem_with_date, load_nation, load_orders_with_date, load_part, load_partsupp, load_region, load_supplier
label_desc: Use image node_id 2 for calling a global function with example usage: remove_file_if_exists(path) without return types